80495816788

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{1249}}^1\times {\mathrm{2789}}^1$

素因数の和:4204

約数の個数: 48

約数和(自身を含む): 145010250000

約数和(自身を除く): 64514433212

約数列:

[1, 2, 4, 53, 106, 109, 212, 218, 436, 1249, 2498, 2789, 4996, 5578, 5777, 11156, 11554, 23108, 66197, 132394, 136141, 147817, 264788, 272282, 295634, 304001, 544564, 591268, 608002, 1216004, 3483461, 6966922, 7215473, 13933844, 14430946, 16112053, 28861892, 32224106, 64448212, 184623433, 369246866, 379697249, 738493732, 759394498, 1518788996, 20123954197, 40247908394, 80495816788]

約数ペア:

[(1, 80495816788), (2, 40247908394), (4, 20123954197), (53, 1518788996), (106, 759394498), (109, 738493732), (212, 379697249), (218, 369246866), (436, 184623433), (1249, 64448212), (2498, 32224106), (2789, 28861892), (4996, 16112053), (5578, 14430946), (5777, 13933844), (11156, 7215473), (11554, 6966922), (23108, 3483461), (66197, 1216004), (132394, 608002), (136141, 591268), (147817, 544564), (264788, 304001), (272282, 295634)]